121101011122 has 16 divisors (see below), whose sum is σ = 223571097792. Its totient is φ = 47908092240.

The previous prime is 121101011111. The next prime is 121101011177. The reversal of 121101011122 is 221110101121.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 332694904 + ... + 332695267.

It is an arithmetic number, because the mean of its divisors is an integer number (13973193612).

Almost surely, 2^121101011122 is an apocalyptic number.

121101011122 is a deficient number, since it is larger than the sum of its proper divisors (102470086670).

121101011122 is a wasteful number, since it uses less digits than its factorization.

121101011122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 665390193.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 121101011122 its reverse (221110101121), we get a palindrome (342211112243).

The spelling of 121101011122 in words is "one hundred twenty-one billion, one hundred one million, eleven thousand, one hundred twenty-two".